Closure cap

Details Closure cap Closure cap

1979-04-16

1980-10-28

Norton, Donald F.

Bottles and jars

Closures

Cap type

215277, 215307, 215354, 53489, B65D 3908

Patent

active

042302315

ABSTRACT:
A reusable closure cap for sealing a vial, comprising a rigid tubular screw-type cover having as an integral part thereof a relatively soft highly elastic stopper bonded to the interior of the closed end of the tubular cover. The elastic rubber stopper has a centrally positioned hollow interior portion coaxially with and facing the open end of the vial to be sealed.

REFERENCES:
patent: 456480 (1891-07-01), Cziner
patent: 807381 (1905-12-01), Hicks
patent: 1898342 (1933-02-01), Cuthbert
patent: 2659510 (1953-11-01), Jung
patent: 2927709 (1960-03-01), Hoffman
patent: 3712498 (1973-01-01), Lawrence

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